Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
240-994 A Washington Zone 10 MD WASKDCFNAMD  236      
240-997 A Washington Zone 3 MD WASKDCFNAMD  236      
240-997 0 Washington Zone 3 MD WASKDCFNAMD  236      
240-997 1 Washington Zone 3 MD WASKDCFNAMD  236      
240-997 2 Washington Zone 3 MD WASKDCFNAMD  236   2004-06-18   
240-997 3 Washington Zone 3 MD WASKDCFNAMD  236   2004-09-20   
240-997 4 Washington Zone 3 MD WASKDCFNAMD  236   2004-09-20   
240-997 5 Washington Zone 3 MD WASKDCFNAMD  236   2004-09-20   
240-997 6 Washington Zone 3 MD WASKDCFNAMD  236      
240-997 7 Washington Zone 3 MD WASKDCFNAMD  236   2004-09-20   
240-997 8 Washington Zone 3 MD WASKDCFNAMD  236   2005-02-03   
240-997 9 Washington Zone 3 MD WASKDCFNAMD  236      
301-201 0 Washington Zone 10 MD WASKDCFNAMD  236   2023-09-21   
301-215 0 Washington Zone 2 MD WASKDCFNAMD  236   2017-10-09   
301-215 1 Washington Zone 2 MD WASKDCFNAMD  236   2018-10-14   
301-233 A Washington Zone 3 MD WASKDCFNAMD  236      
301-276 1 Washington Zone 4 MD WASKDCFNAMD  236   2012-08-15   
301-278 1 Washington Zone 5 MD WASKDCFNAMD  236   2013-06-04   
301-278 2 Washington Zone 5 MD WASKDCFNAMD  236   2014-05-01   
301-300 A Washington Zone 2 MD WASKDCFNAMD  236      
301-300 0 Washington Zone 2 MD WASKDCFNAMD  236   2007-05-26   
301-309 7 Washington Zone 10 MD WASKDCFNAMD  236   2021-08-20   
301-310 1 Laurel (Baltimore LATA) MD BLTOMDKHBMD  238   2010-11-01   
301-310 2 Laurel (Baltimore LATA) MD BLTOMDKHBMD  238   2011-06-02   
301-310 3 Laurel (Baltimore LATA) MD BLTOMDKHBMD  238   2011-06-02   
301-310 4 Laurel (Baltimore LATA) MD BLTOMDKHBMD  238   2011-06-20   
301-310 5 Laurel (Baltimore LATA) MD BLTOMDKHBMD  238   2011-07-06   
301-310 6 Laurel (Baltimore LATA) MD BLTOMDKHBMD  238   2011-07-15   
301-310 7 Laurel (Baltimore LATA) MD BLTOMDKHBMD  238   2011-09-02   
301-310 8 Laurel (Baltimore LATA) MD BLTOMDKHBMD  238   2011-10-02   
301-310 9 Laurel (Baltimore LATA) MD BLTOMDKHBMD  238   2011-10-02   
301-325 A Washington Zone 3 MD WASKDCFNAMD  236      
301-337 0 Gaithersburg MD WASKDCFNAMD  236   2012-06-22   
301-337 1 Gaithersburg MD WASKDCFNAMD  236   2012-06-14   
301-337 5 Gaithersburg MD WASKDCFNAMD  236   2012-11-01   
301-337 9 Gaithersburg MD WASKDCFNAMD  236   2012-10-22   
301-347 8 Washington Zone 2 MD WASKDCFNAMD  236   2018-10-14   
301-351 A Washington Zone 3 MD WASKDCFNAMD  236      
301-356 0 Laurel MD WASKDCFNAMD  236   2005-05-02   
301-356 1 Laurel MD WASKDCFNAMD  236   2005-05-02   
301-356 2 Laurel MD WASKDCFNAMD  236   2005-05-02   
301-356 3 Laurel MD WASKDCFNAMD  236   2005-05-02   
301-356 4 Laurel MD WASKDCFNAMD  236   2005-05-02   
301-356 5 Laurel MD WASKDCFNAMD  236   2005-05-02   
301-356 6 Laurel MD WASKDCFNAMD  236   2005-02-03   
301-356 7 Laurel MD WASKDCFNAMD  236   2005-02-03   
301-356 8 Laurel MD WASKDCFNAMD  236   2005-08-01   
301-357 A Washington Zone 3 MD WASKDCFNAMD  236      
301-357 0 Washington Zone 3 MD WASKDCFNAMD  236   2006-12-07   
301-367 A Washington Zone 3 MD WASKDCFNAMD  236      

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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